§ 22.759 Power limit for BETRS.
The effective radiated power of central office and rural subscriber
station transmitters used in basic exchange telephone radio systems
must not exceed the limits in this section.
(a) Maximum ERP. The effective radiated power (ERP) of central office
and rural subscriber station transmitters in BETRS must not exceed the
applicable limits in this paragraph under any circumstances.
Frequency range (MHz) Maximum ERP (watts)
152-153 1400
157-159 150
454-455 3500
459-460 150
(b) Height-power limit. The ERP of central office stations in BETRS
must not exceed the amount calculated as follows:
ERPw =557,418÷hm 2
where ERPw is the effective radiated power in Watts
hm is the average (eight cardinal radial) antenna height above average
terrain in meters
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Subpart G—Air-Ground Radiotelephone Service
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